EP2745919A4 - Composite semipermeable membrane - Google Patents

Composite semipermeable membrane

Info

Publication number: EP2745919A4
Authority: EP; European Patent Office
Prior art keywords: semipermeable membrane; composite semipermeable; composite; membrane; semipermeable
Prior art date: 2011-09-29
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP12835897.5A

Other languages

German (de)

French (fr)

Other versions

EP2745919A1 (en

Inventor

Kiyohiko Takaya

Koji Nakatsuji

Masahiro Kimura

Takao Sasaki

Harutoki Shimura

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Toray Industries Inc

Original Assignee

Toray Industries Inc

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2011-09-29

Filing date

2012-09-24

Publication date

2015-06-24

2012-09-24 Application filed by Toray Industries Inc filed Critical Toray Industries Inc

2014-06-25 Publication of EP2745919A1 publication Critical patent/EP2745919A1/en

2015-06-24 Publication of EP2745919A4 publication Critical patent/EP2745919A4/en

Status Withdrawn legal-status Critical Current

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/56—Polyamides, e.g. polyester-amides
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0006—Organic membrane manufacture by chemical reactions
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0081—After-treatment of organic or inorganic membranes
- B01D67/0083—Thermal after-treatment
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0081—After-treatment of organic or inorganic membranes
- B01D67/0088—Physical treatment with compounds, e.g. swelling, coating or impregnation
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/10—Supported membranes; Membrane supports
- B01D69/107—Organic support material
- B01D69/1071—Woven, non-woven or net mesh
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/12—Composite membranes; Ultra-thin membranes
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/12—Composite membranes; Ultra-thin membranes
- B01D69/1213—Laminated layers
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/12—Composite membranes; Ultra-thin membranes
- B01D69/1216—Three or more layers
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/12—Composite membranes; Ultra-thin membranes
- B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D177/00—Coating compositions based on polyamides obtained by reactions forming a carboxylic amide link in the main chain; Coating compositions based on derivatives of such polymers
- C09D177/06—Polyamides derived from polyamines and polycarboxylic acids
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/40—Details relating to membrane preparation in-situ membrane formation
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/04—Characteristic thickness
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/06—Surface irregularities
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/14—Membrane materials having negatively charged functional groups
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/16—Membrane materials having positively charged functional groups
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/26—Electrical properties
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/30—Chemical resistance

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Inorganic Chemistry (AREA)
Organic Chemistry (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Wood Science & Technology (AREA)
Materials Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
Health & Medical Sciences (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Separation Using Semi-Permeable Membranes (AREA)

EP12835897.5A 2011-09-29 2012-09-24 Composite semipermeable membrane Withdrawn EP2745919A4 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2011214220		2011-09-29
PCT/JP2012/074322 WO2013047398A1 (en)	2011-09-29	2012-09-24	Composite semipermeable membrane

Publications (2)

Publication Number	Publication Date
EP2745919A1 EP2745919A1 (en)	2014-06-25
EP2745919A4 true EP2745919A4 (en)	2015-06-24

Family

ID=47995430

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP12835897.5A Withdrawn EP2745919A4 (en)	2011-09-29	2012-09-24	Composite semipermeable membrane

Country Status (6)

Country	Link
US (1)	US20140231338A1 (en)
EP (1)	EP2745919A4 (en)
JP (1)	JP6032011B2 (en)
KR (1)	KR101967262B1 (en)
CN (1)	CN103842062B (en)
WO (1)	WO2013047398A1 (en)

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KR20120123281A (en) *	2009-12-22	2012-11-08	도레이 카부시키가이샤	Semipermeable membrane and manufacturing method therefor
GB201211309D0 (en) *	2012-06-26	2012-08-08	Fujifilm Mfg Europe Bv	Process for preparing membranes
CN105163837B (en)	2013-05-03	2017-05-10	陶氏环球技术有限责任公司	Composite polyamide membrane derived from aliphatic acyclic tertiary amine compound
EP3077089B1 (en)	2013-12-02	2018-02-28	Dow Global Technologies LLC	Method of forming a composite polyamide membrane treated with dihyroxyaryl compounds and nitrous acid
ES2659569T3 (en)	2013-12-02	2018-03-16	Dow Global Technologies Llc	Method to form a composite polyamide membrane with subsequent nitrous acid treatment
WO2015105630A1 (en) *	2014-01-07	2015-07-16	Dow Global Technologies Llc	Treatment of aqueous mixtures containing anionic surfactants using fouling resistant reverse osmosis membrane
EP3092056B1 (en) *	2014-01-07	2018-08-01	Dow Global Technologies LLC	Desalination of aqueous mixture containing nano-sized particles using fouling resistant reverse osmosis membrane
US9616392B2 (en)	2014-01-09	2017-04-11	Dow Global Technologies Llc	Composite polyamide membrane having high acid content and low azo content
AU2014376253B2 (en) *	2014-01-09	2018-07-26	Dow Global Technologies Llc	Composite polyamide membrane having preferred azo content
CA2935699C (en)	2014-01-09	2022-05-31	Dow Global Technologies Llc	Composite polyamide membrane having azo content and high acid content
WO2015167759A1 (en)	2014-04-28	2015-11-05	Dow Global Technologies Llc	Composite polyamide membrane post-treated with nitrous acid
US10286364B2 (en) *	2014-05-08	2019-05-14	Bettergy Corp.	Mixed matrix membranes for olefin/paraffin separation and method of making thereof
JP6654576B2 (en)	2014-05-14	2020-02-26	ダウグローバルテクノロジーズエルエルシー	Composite polyamide membrane post-treated with nitrous acid
KR102359211B1 (en)	2014-05-14	2022-02-07	다우 글로벌 테크놀로지스 엘엘씨	Composite polyamide membrane post-treated with nitrous acid
AU2015259613B2 (en)	2014-05-14	2019-07-04	Dow Global Technologies Llc	Composite polyamide membrane post treated with nitrous acid
EP3162431A4 (en) *	2014-06-30	2018-02-28	Toray Industries, Inc.	Composite semipermeable membrane
WO2016002819A1 (en) *	2014-06-30	2016-01-07	東レ株式会社	Composite semipermeable membrane
JP6645729B2 (en) *	2014-09-25	2020-02-14	日東電工株式会社	Spiral type membrane element
JP2016068019A (en) *	2014-09-30	2016-05-09	日東電工株式会社	Composite semipermeable membrane and manufacturing method for the same, and spiral type separation membrane
KR101929698B1 (en) *	2014-12-26	2018-12-14	도레이 카부시키가이샤	Composite semipermeable membrane
KR102564660B1 (en) *	2015-07-31	2023-08-09	도레이 카부시키가이샤	Method for manufacturing separation membrane, separation membrane element, water purifier and separation membrane
KR102497473B1 (en) *	2015-12-25	2023-02-08	도레이 카부시키가이샤	composite semi-permeable membrane
CN105738270A (en) *	2016-02-16	2016-07-06	杭州水处理技术研究开发中心有限公司	Detection method for acid and alkali resistance of reverse osmosis membrane
KR102510505B1 (en) *	2016-03-31	2023-03-14	도레이첨단소재 주식회사	Acid resistant improved nanomembrane and manufacturing method thereof
US10328386B2 (en) *	2017-05-18	2019-06-25	Uop Llc	Co-cast thin film composite flat sheet membranes for gas separations and olefin/paraffin separations
WO2020013562A1 (en) *	2018-07-09	2020-01-16	주식회사 엘지화학	Water treatment separation membrane, water treatment module comprising same, and manufacturing method therefor
KR20210105360A (en)	2018-12-26	2021-08-26	도레이 카부시키가이샤	composite semipermeable membrane
KR20210126749A (en) *	2019-02-28	2021-10-20	주식회사 쿠라레	Composite hollow fiber membrane, and manufacturing method of composite hollow fiber membrane
KR102337164B1 (en) *	2020-05-08	2021-12-07	도레이첨단소재 주식회사	Excellent removing nitrate polyamide reverse osmosis membrane, Method of manufacturing the same and Membrane module comprising the same
KR102547346B1 (en) *	2021-06-02	2023-06-22	도레이첨단소재 주식회사	Excellent removing nitrate polyamide reverse osmosis membrane, method of manufacturing the same and membrane module comprising the same

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JPH1066972A (en)	1996-08-28	1998-03-10	Nomura Micro Sci Co Ltd	Cleaning and regenerating method of separation membrane for water treatment
JP2001038175A (en) *	1999-05-27	2001-02-13	Toyobo Co Ltd	Composite semipermeable membrane
JP2011125856A (en)	2003-11-26	2011-06-30	Toray Ind Inc	Method for manufacturing composite semipermeable membrane and polyamide composite semipermeable membrane
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NL1030346C2 (en) *	2004-11-15	2006-09-20	Toray Industries	Semi-permeable composite membrane, production method thereof, and element, fluid separation plant and method for treatment of water using the same.
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KR20120123281A (en) *	2009-12-22	2012-11-08	도레이 카부시키가이샤	Semipermeable membrane and manufacturing method therefor

2012
- 2012-09-24 CN CN201280047945.8A patent/CN103842062B/en active Active
- 2012-09-24 KR KR1020147005236A patent/KR101967262B1/en active Active
- 2012-09-24 US US14/346,820 patent/US20140231338A1/en not_active Abandoned
- 2012-09-24 EP EP12835897.5A patent/EP2745919A4/en not_active Withdrawn
- 2012-09-24 WO PCT/JP2012/074322 patent/WO2013047398A1/en active Application Filing
- 2012-09-24 JP JP2012551401A patent/JP6032011B2/en active Active

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See also references of WO2013047398A1 *

Also Published As

Publication number	Publication date
JP6032011B2 (en)	2016-11-24
CN103842062B (en)	2016-04-27
CN103842062A (en)	2014-06-04
KR20140082644A (en)	2014-07-02
JPWO2013047398A1 (en)	2015-03-26
WO2013047398A1 (en)	2013-04-04
US20140231338A1 (en)	2014-08-21
KR101967262B1 (en)	2019-04-09
EP2745919A1 (en)	2014-06-25

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Legal Events

Date	Code	Title	Description
2014-05-23	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2014-06-25	17P	Request for examination filed	Effective date: 20140317
2014-06-25	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2015-01-07	DAX	Request for extension of the european patent (deleted)
2015-06-24	RA4	Supplementary search report drawn up and despatched (corrected)	Effective date: 20150526
2015-06-24	RIC1	Information provided on ipc code assigned before grant	Ipc: B01D 71/56 20060101AFI20150519BHEP Ipc: B01D 69/10 20060101ALI20150519BHEP Ipc: B01D 69/12 20060101ALI20150519BHEP Ipc: C08G 69/02 20060101ALI20150519BHEP
2017-09-06	17Q	First examination report despatched	Effective date: 20170808
2018-12-21	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2019-01-23	18D	Application deemed to be withdrawn	Effective date: 20180823